| BOOM COMPANY, LIMITED | Private company limited by shares | Dissolved |
| KO BOOM LIMITED | Private company limited by shares | Dissolved |
| TOP BOOM LIMITED | Private company limited by shares | Dissolved |
| BOOM LIMITED | Private company limited by shares | Live |
| SKY BOOM LIMITED | Private company limited by shares | Live |
| BOOM SKY LIMITED | Private company limited by shares | Live |
| DAY BOOM LIMITED | Private company limited by shares | Live |
| MAX BOOM LIMITED | Private company limited by shares | Live |
| Boom Boom Art Limited | Private company limited by shares | Dissolved |
| TOP BOOM LIMITED | Private company limited by shares | Live |
| Igi Boom Limited | Private company limited by shares | Live |
| Boom Boom Limited | Private company limited by shares | Live |
| Boom Z Limited | Private company limited by shares | Live |
| Boom ADS Limited | Private company limited by shares | Live |
| 18 Boom Limited | Private company limited by shares | Live |
| BIG BOOM LIMITED | Private company limited by shares | Live |
| BOOM BOOM LIMITED | | Live |
| One Boom Company Limited | | Live |
| Boom Up F&B Limited | | Live |
| Boom Pow Limited | | Live |
| BOOM 1 LIMITED | | Live |
| BOOM 0 LIMITED | | Live |
| BOOM 8 LIMITED | | Live |
| BOOM 9 LIMITED | | Live |
| BOOM 7 LIMITED | | Live |
| BOOM 2 LIMITED | | Live |
| BOOM 4 LIMITED | | Live |
| BOOM 5 LIMITED | | Live |
| BOOM 6 LIMITED | | Live |
| BOOM 3 LIMITED | | Live |
| BOOM ADVERTISEMENT LIMITED | Private company limited by shares | Dissolved |
| DRAGON BOOM ASIA COMPANY LIMITED | Private company limited by shares | Live |
| Boom Boom Bath Company Limited | Private company limited by shares | Live |
| BOOM & BULL COMPANY LIMITED | Private company limited by shares | Live |
| BUSINESS BOOM LIMITED | Private company limited by shares | Dissolved |
| BOOM CAPITAL LIMITED | Private company limited by shares | Dissolved |
| BOOM CARE LIMITED | Private company limited by shares | Live |
| BOOM CONSULTANCY LIMITED | | Live |
| DERMA BOOM LIMITED | | Live |
| DRAGON BOOM LIMITED | Private company limited by shares | Dissolved |
| DRAGON BOOM LIMITED | Private company limited by shares | Live |
| EASY BOOM INVESTMENTS LIMITED | Private company limited by shares | Live |
| BOOM ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| FAR BOOM ENTERPRISES COMPANY LIMITED | Private company limited by shares | Live |
| BOOM ENTERPRISES LIMITED | Private company limited by shares | Live |
| BOOM ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| BOOM FAST ASIA LIMITED | Private company limited by shares | Dissolved |
| BOOM WAY FINANCE CO. LIMITED | Private company limited by shares | Dissolved |
| BOOM & FRUITFUL CO LIMITED | Private company limited by shares | Dissolved |
| BOOM GAIN LIMITED | Private company limited by shares | Live |
| HK BOOM GAIN LIMITED | Private company limited by shares | Live |
| HK GLORY BOOM LIMITED | Private company limited by shares | Live |
| BOOM GOAL LIMITED | Private company limited by shares | Live |
| Grand Boom Limited | | Live |
| BOOM GROW COMPANY LIMITED | Private company limited by shares | Live |
| Boom ideas Limited | Private company limited by shares | Live |
| Boom Internet Limited | Private company limited by shares | Live |
| NEW BOOM INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| BOOM INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| BOOM INVESTMENT LIMITED | Private company limited by shares | Live |
| BOOM LEGEND LIMITED | Private company limited by shares | Live |
| LONG BOOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| Long Boom Investment Limited | Private company limited by shares | Live |
| BOOM MACHINERY COMPANY LIMITED | Private company limited by shares | Dissolved |
| BOOM MAKER COMPANY LIMITED | Private company limited by shares | Dissolved |
| MEGA BOOM LIMITED | Private company limited by shares | Live |
| MEGA BOOM INVESTMENTS LIMITED | Private company limited by shares | Live |
| MERRY BOOM INVESTMENT LIMITED | Private company limited by shares | Live |
| POWER BOOM LIMITED | Private company limited by shares | Live |
| RICH BOOM LIMITED | Private company limited by shares | Live |
| BOOM RICH LIMITED | Private company limited by shares | Live |
| RICH BOOM ENTERPRISE LIMITED | Private company limited by shares | Live |
| BOOM SALES LIMITED | Private company limited by shares | Live |
| BOOM TRADE SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| SHEEN BOOM LIMITED | Private company limited by shares | Live |
| BOOM SOLUTIONS LIMITED | Private company limited by shares | Live |
| SUCCESS BOOM LIMITED | Private company limited by shares | Live |
| SUCCESS BOOM INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| BOOM TECHNOLOGY&COMMERCE LIMITED | | Live |
| FAR BOOM TEXTILES COMPANY LIMITED | Private company limited by shares | Dissolved |
| BOOM THEATRE LIMITED | Private company limited by shares | Live |
| Boom Musical Theatre Limited | Private company limited by shares | Live |
| BOOM TIME LIMITED | Private company limited by shares | Dissolved |
| BOOM TOYS LIMITED | Private company limited by shares | Live |
| VI BOOM TRADE LIMITED | Private company limited by shares | Live |
| Trade boom HK Limited | Private company limited by shares | Live |
| BG BOOM TRADE LIMITED | | Live |
| BOOM WAFFLE LIMITED | Private company limited by shares | Dissolved |
| YEAR BOOM LIMITED | Private company limited by shares | Live |
| BOOM YIELD INVESTMENT LIMITED | Private company limited by shares | Live |
| BOOM3 INVESTMENTS LIMITED | Private company limited by shares | Live |
| BOOMA COMPANY LIMITED | Private company limited by shares | Live |
| BOOMABLISS ENTERTAINMENT PRODUCTION COMPANY LIMITED | Private company limited by shares | Live |
| BOOMA-IMPORT EXPORT LIMITED | Private company limited by shares | Live |
| BOOMARK LIMITED | Private company limited by shares | Dissolved |
| BOOMARK LIMITED | Private company limited by shares | Dissolved |
| BOOMARK ASIA LIMITED | Private company limited by shares | Dissolved |
| BOOMARK FAR EAST LIMITED | Private company limited by shares | Dissolved |
| BOOMARK ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| BOOMARK (HONG KONG) LIMITED | Private company limited by shares | Live |